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PLL LCD Digital FM Radio transmitter Module Wireless Microphone Stereo 87-108MHz
$ 2.74
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Description:
100% brand new and high quality
Material: Electrical components
Color: See pictures
Product parameters:
Output power: 500mW (drive headphones), 3W (drive speakers)
Frequency range: 50Hz-18KHz
Receiving frequency:
Close campus radio 87.0MHz-108.0MHz, open campus radio 76.0MHz-108.0MHz
Equivalent noise: ≥30dB
Supply voltage: 3.0V-5.0V
Supply Current: maximum volume 400mA, minimum volume under 50mA (for reference only)
Channel: speaker (mono), headphone (stereo)
Product Features:
1: the use of advanced digital audio signal processing (DSP) technology and FM modulation phase-locked loop (PLL) to make sound more realistic, more stable performance, long working hours without frequency offset.
2: LCD display is more intuitive and accurate, with very low power consumption and minimal noise interference.
3: with automatic station search and store radio features, easy to operate and use.
4: Built-in 30 digital volume adjustment, the key operation can be easily completed.
5: automatic power-down data memory before the power failure.
6: speaker / headphone output automatic switching
7: supports serial AT commands.
8: quartz crystal frequency stabilization, the temperature change is no longer transmitting frequency drift.
9: Auto search for full-band signal has a frequency band and store memories.
10: You can set the threshold processing DSP digital squelch, no signal automatically muted, away from the traditional FM radio irritability rustle (requires the user to open the static noise function module).
Pacakge Include:
1x PLL LCD Digital FM Radio Transmitter Module 87-108MHZ Wireless Microphone Stereo
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If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.